ohmic contact


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ohmic contact

[′ō·mik ′kän‚takt]
(electricity)
A region where two materials are in contact, which has the property that the current flowing through it is proportional to the potential difference across it.
References in periodicals archive ?
To achieve a good ohmic contact, the evaporated Ag was annealed at 500[degrees]C for 30 min.
The improved FF attributed to a better ohmic contact for ZnO (CBL)/electrospun TiO2 nanofibers based devices compared to other devices [48].
Yang and his colleagues also use a Z-scheme in their system only they deploy two Earth abundant and stable semiconductors - silicon and titanium oxide - loaded with co-catalysts and with an ohmic contact inserted between them.
First, the influence of the soil and the ohmic contact due to the soles of the shoes on the induced current density distribution is analyzed.
Electrodes on the back of these power devices have two purposes: To make ohmic contact with Si substrates and to provide solder joints with heat sink substrates.
Titanium provides a stable ohmic contact when deposited directly on silicon and alloys to it forming a titanium silicide.
The mesa isolation step was followed by the ohmic contact formation using an Au-GeNi/Au alloy.
It provides ohmic contact and fires through passivation layers.
First, the back ohmic contact was fabricated by evaporating Al on the p-type Si using a PVD-HANDY/ 2S-TE (Vaksis Co.
As discussed, these films were cast onto ITO coated glass slides, where the ITO forms the backside ohmic contact of the diode.
The device cross-section parameters, such as ohmic contact width and separation, recess parameters, or gate length and position between the ohmic contacts, can be adjusted.
Because making ohmic contact with a wide bandgap diamond material is difficult, carrier lifetimes and mobilities have not been described for many diamond thin-film samples.